package com.ym.utils.aspect;

import com.alibaba.fastjson.JSON;
import com.ym.utils.annotation.Log;
import com.ym.utils.enums.BusinessStatus;
import com.ym.utils.enums.HttpMethod;
import com.ym.utils.ip.IpUtils;
import com.ym.utils.manager.AsyncManager;
import com.ym.utils.manager.factory.AsyncFactory;
import com.ym.utils.threadLocal.RequestHolder;
import com.ym.utils.uuid.IdUtils;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.AfterThrowing;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.reflect.MethodSignature;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.servlet.HandlerMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.lang.reflect.Method;
import java.util.Date;
import java.util.Map;

/**
 * 操作日志记录处理
 *
 * @author ChenXi
 */
@Aspect
@Component
public class OperLogAspect {
    private static final Logger log = LoggerFactory.getLogger(LogAspect.class);
   /* @Autowired
    private SfeManagerUserMapper managerUserMapper;*/


    // 配置织入点
    @Pointcut("@annotation(com.ym.utils.annotation.Log) ")
    public void logPointCut() {
    }

    /**
     * 处理完请求后执行
     *
     * @param joinPoint 切点
     */
   /* @AfterReturning(pointcut = "logPointCut()", returning = "jsonResult")
    public void doAfterReturning(JoinPoint joinPoint, Object jsonResult) throws Exception {
        handleLog(joinPoint, null, jsonResult);
    }*/

    /**
     * 拦截异常操作
     *
     * @param joinPoint 切点
     * @param e         异常
     */
    /*@AfterThrowing(value = "logPointCut()", throwing = "e")
    public void doAfterThrowing(JoinPoint joinPoint, Exception e) throws Exception {
        handleLog(joinPoint, e, null);
    }
*/
//    protected void handleLog(final JoinPoint joinPoint, final Exception e, Object jsonResult) throws Exception {
//        try {
//            // 获得注解
//            Log controllerLog = getAnnotationLog(joinPoint);
//            if (controllerLog == null) {
//                return;
//            }
//
//            // 获取当前的用户
//            Map<String, Object> hashMap = RequestHolder.getHashMap();
//            SfeManagerUser loginUser = managerUserMapper.selectByPrimaryKey((String) hashMap.get("id"));
//            // *========数据库日志=========*//
//            SfeManagerOperLog operLog = new SfeManagerOperLog();
//            operLog.setOperId(IdUtils.fastSimpleUUID());
//            operLog.setStatus(BusinessStatus.SUCCESS.ordinal());
//            // 请求的地址
//            String ip = IpUtils.getIpAddr(ServletUtils.getRequest());
//            operLog.setOperIp(ip);
//            // 返回参数
//            operLog.setJsonResult(JSON.toJSONString(jsonResult));
//
//            operLog.setOperUrl(ServletUtils.getRequest().getRequestURI());
//            if (loginUser != null) {
//                operLog.setOperName(loginUser.getName());
//            }
//
//            if (e != null) {
//                operLog.setStatus(BusinessStatus.FAIL.ordinal());
//                operLog.setErrorMsg(StringUtils.substring(e.getMessage(), 0, 2000));
//            }
//            // 设置方法名称
//            String className = joinPoint.getTarget().getClass().getName();
//            String methodName = joinPoint.getSignature().getName();
//            operLog.setMethod(className + "." + methodName + "()");
//            // 设置请求方式
//            operLog.setRequestMethod(ServletUtils.getRequest().getMethod());
//            // 处理设置注解上的参数
//            getControllerMethodDescription(joinPoint, controllerLog, operLog);
//            operLog.setOperTime(new Date());
//            // 保存数据库
//            AsyncManager.me().execute(AsyncFactory.recordOper(operLog));
//        } catch (Exception exp) {
//            // 记录本地异常日志
//            log.error("==前置通知异常==");
//            log.error("异常信息:{}", exp.getMessage());
//            throw  new Exception(exp);
//        }
//    }

    /**
     * 获取注解中对方法的描述信息 用于Controller层注解
     *
     * @param log     日志
     * @param operLog 操作日志
     * @throws Exception
     */
   /* public void getControllerMethodDescription(JoinPoint joinPoint, Log log, SfeManagerOperLog operLog) throws Exception {
        // 设置action动作
        operLog.setBusinessType(log.businessType().ordinal());
        // 设置标题
        operLog.setTitle(log.title());
        // 设置操作人类别
        operLog.setOperatorType(log.operatorType().ordinal());
        // 是否需要保存request，参数和值
        if (log.isSaveRequestData()) {
            // 获取参数的信息，传入到数据库中。
            setRequestValue(joinPoint, operLog);
        }
    }*/

    /**
     * 获取请求的参数，放到log中
     *
     * @param operLog 操作日志
     * @throws Exception 异常
     */
    /*private void setRequestValue(JoinPoint joinPoint, SfeManagerOperLog operLog) throws Exception {
        String requestMethod = operLog.getRequestMethod();
        if (HttpMethod.PUT.name().equals(requestMethod) || HttpMethod.POST.name().equals(requestMethod)) {
            String params = argsArrayToString(joinPoint.getArgs());
            operLog.setOperParam(StringUtils.substring(params, 0, 2000));
        } else {
            Map<?, ?> paramsMap = (Map<?, ?>) ServletUtils.getRequest().getAttribute(HandlerMapping.URI_TEMPLATE_VARIABLES_ATTRIBUTE);
            operLog.setOperParam(StringUtils.substring(paramsMap.toString(), 0, 2000));
        }
    }*/

    /**
     * 是否存在注解，如果存在就获取
     */
    /*private Log getAnnotationLog(JoinPoint joinPoint) throws Exception {
        Signature signature = joinPoint.getSignature();
        MethodSignature methodSignature = (MethodSignature) signature;
        Method method = methodSignature.getMethod();

        if (method != null) {
            return method.getAnnotation(Log.class);
        }
        return null;
    }*/

    /**
     * 参数拼装
     */
    private String argsArrayToString(Object[] paramsArray) {
        String params = "";
        if (paramsArray != null && paramsArray.length > 0) {
            for (int i = 0; i < paramsArray.length; i++) {
                if (!isFilterObject(paramsArray[i])) {
                    Object jsonObj = JSON.toJSON(paramsArray[i]);
                    params += jsonObj.toString() + " ";
                }
            }
        }
        return params.trim();
    }

    /**
     * 判断是否需要过滤的对象。
     *
     * @param o 对象信息。
     * @return 如果是需要过滤的对象，则返回true；否则返回false。
     */
    public boolean isFilterObject(final Object o) {
        return o instanceof MultipartFile || o instanceof HttpServletRequest || o instanceof HttpServletResponse;
    }
}
